18958716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3271}}^1$

素因数の和:3311

約数の個数: 72

約数和(自身を含む): 57168384

約数和(自身を除く): 38209668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3271, 5796, 6542, 9813, 13084, 19626, 22897, 29439, 39252, 45794, 58878, 68691, 75233, 91588, 117756, 137382, 150466, 206073, 225699, 274764, 300932, 412146, 451398, 526631, 677097, 824292, 902796, 1053262, 1354194, 1579893, 2106524, 2708388, 3159786, 4739679, 6319572, 9479358, 18958716]

約数ペア:

[(1, 18958716), (2, 9479358), (3, 6319572), (4, 4739679), (6, 3159786), (7, 2708388), (9, 2106524), (12, 1579893), (14, 1354194), (18, 1053262), (21, 902796), (23, 824292), (28, 677097), (36, 526631), (42, 451398), (46, 412146), (63, 300932), (69, 274764), (84, 225699), (92, 206073), (126, 150466), (138, 137382), (161, 117756), (207, 91588), (252, 75233), (276, 68691), (322, 58878), (414, 45794), (483, 39252), (644, 29439), (828, 22897), (966, 19626), (1449, 13084), (1932, 9813), (2898, 6542), (3271, 5796)]